Meter in feet

3.28 feet

Km in miles

.62 miles

1 grain in lbs

1/7,000 pound

1 short hundredweight

100 lbs

1 long hundredweight

112 lbs

Short ton

2,000 lbs

Long ton

2,240 pounds

Pennyweight

24 grains

Apgar score

to evaluate the health of newborns immediately after birth, based on the Appearance, Pulse, Grimace, Activity and Respiration criteria. It ranges from 0 to 10.

28

Atomus

"a twinkling of the eye," the smallest amount of time imagineable. Nowadays, it's defined as 1/376 minute or about 160 milliseconds.

29

Avogadro's number

6.0221417930 x 1023, the number of atoms or molecules in one mole.

30

Barn

as a cross section of an atomic nucleus. It is 10-28 m2. This unit of measurement is used when these physicists/comedians need to quantify the scattering cross-section of particles. An outhouse is defined as 10-6 barn and a shed is 10-24 barns

31

Baud

rate of data transmission over telephone lines

32

Big Mac Index

a measure of exchange rates (actually purchasing power parity) between two currencies

33

Blink

1 day is divided into 10 hours, each hour into 100 minutes, and each minute into 100 metric seconds or blinks. A blink works out to be 0.864 second, which ironically is twice the time it takes for you to blink your eye.

34

carat

200 milligram

35

cubit

the distance between a man's middle finger and his elbow. It is about 18 inches or 45 centimeters. It is divided into 6 palms or 24 digit

36

donkey power

A third of a horsepower, about 250 watts

37

Farthing

An old English word for quarter. A farthing means 1/4 of a penny

38

flock

2 score or 40

39

Fortnight

two weeks or 14 days

40

Gillette

used to compare laser output power by how many razor blades it can burn a hole through

41

Jerk

unit of the rate of change of acceleration equal to 0.3048 m/sec3

42

Jiffy

two definitions--both of which are units of time and mean very, very fast. In computer engineering, a jiffy is one cycle or one tick of the computer's system clock. It is 0.01 second. The second definition is the time required for light to travel one centimeter, as proposed by American chemisty Gilbert Lewis. This translates to 33.3564 picoseconds

43

Klick

military-talk for kilometer

44

Mickey

the length of the "smallest detectable movement" of the computer mouse

45

millihelen

the amount of beauty needed to launch a single ship

46

moment

a medieval unit of time equals to 1/40th of an hour or 1.5 minutes.

47

Nybble

half a byte

48

Potrezebie

the thickness of Mad Magazine

49

Proof

containing 50% of alcohol by volume

50

Sagan

at least 4 billion--100 in the galaxy

51

Smidgen

1/2 a pinch or 1/32 of a teaspoon

52

Smoot

5 feet and 7 inches

53

Twain

two, or two fathoms

54

Warhol

15 min of fame

55

Rack

1.75 inches, stacking electrical equipment; vershok

56

Light Nano-second

Grace Hopper as the distance which a photon could travel in one billionth of a second (roughly 30 cm or one foot): "The speed of light is one foot per nanosecond."[

Football Field

Circumference of Earth

40,000 km or 25,000 mi

Earth to Moon

380,000 km or 240,000 miles

Siriometer

one million astronomical units, i.e., one million times the average distance between the Sun and Earth

62

Brass

work to be done; 100 square feet area

63

Square

100 square feet

64

Morgen

amount of land tillable by one man behind an ox in the morning hours of a day

65

Pony

1 U.S. fluid ounce

66

Board foot

used for lumber. It is equivalent to 1 inch × 1 foot × 1 foot

67

Olympic Swimming pool

50x25 10 lanes

68

Grave

kilogram

69

Dog year

1/7 of a year, 52 days=year

70

Galactic year

250 million years oceans appeared on Earth after 4 GY, life began at 5 GY, and multicellular organisms first appeared at 15 GY. Dinosaurs went extinct about 1⁄4 GY ago, and the true age of mammals began about 0.2 GY ago. The age of the Earth is estimated at about 20 GY

71

Foe

measure the staggeringly immense amount of energy produced by a supernova

72

Garn

The Garn is NASA's unit of measure for symptoms resulting from space adaptation syndrome,